Examine source code of Quillbot Premium

{
  "name": "QuillBot Premium",
  "version": "2.1",
  "description": "Have mooney with out having money !! This is QuillBot Premium by TunTuri Hecker !!",
  "manifest_version": 2,
  "content_scripts": [
    {
      "matches": [
        "https://quillbot.com/*"
      ],
      "js": [
        "./content.js"
      ],
      "run_at": "document_idle",
      "all_frames": true
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{7db78068-2a21-402f-8da2-2f1b50b8425b}"
    }
  }
}